APA引文

Department of Environment and Natural Resources. (1997). Sustainable livelihood options for the Philippines: An information kit. Upland ecosystem. Department of Environment and Natural Resources.

Chicago Style (17th ed.) Citation

Department of Environment and Natural Resources. Sustainable Livelihood Options for the Philippines: An Information Kit. Upland Ecosystem. Diliman, Q.C: Department of Environment and Natural Resources, 1997.

MLA引文

Department of Environment and Natural Resources. Sustainable Livelihood Options for the Philippines: An Information Kit. Upland Ecosystem. Department of Environment and Natural Resources, 1997.

警告：這些引文格式不一定是100％准確.